| CAS No. | 937-34-8 |
| Molecular Formula | C6H6O4S |
| Molecular Weight | 174.17 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
937-34-8 2L4RKM5351 Phenylsulfate Sulfuric acid, monophenyl ester UNII-2L4RKM5351 (CAS 937-34-8), molecular formula C6H6O4S and molecular weight 174.17 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C6H6O4S, 937-34-8 2L4RKM5351 Phenylsulfate Sulfuric acid, monophenyl ester UNII-2L4RKM5351 contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 174.17 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
CATO manufactures 937-34-8 2L4RKM5351 Phenylsulfate Sulfuric acid, monophenyl ester UNII-2L4RKM5351 under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
| Molecular Formula | C6H6O4S |
| Molecular Weight | 174.17 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Sulfur Atoms | 1 |